VulnerabilityModified
CVE-2021-3597
The HTTP2SourceChannel fails to write the final frame under some circumstances, resulting in a denial of service.
MEDIUM 5.9EPSS 1.12%
Does this matter?
Lower severity and a low EPSS score (1.12%). Track it; it rarely justifies an emergency change on its own.
Description
A flaw was found in undertow. The HTTP2SourceChannel fails to write the final frame under some circumstances, resulting in a denial of service. The highest threat from this vulnerability is availability. This flaw affects Undertow versions prior to 2.0.35.SP1, prior to 2.2.6.SP1, prior to 2.2.7.SP1, prior to 2.0.36.SP1, prior to 2.2.9.Final and prior to 2.0.39.Final.
- CVSS 3.1
- 5.9 MEDIUMCVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 1.12% probability · 64th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-362
- Affected
- redhat/fuse · redhat/jboss enterprise application platform · redhat/openshift application runtimes · redhat/single sign-on · redhat/undertow · netapp/active iq unified manager · netapp/oncommand insight · netapp/oncommand workflow automation
- Source
- secalert@redhat.com
References
- https://bugzilla.redhat.com/show_bug.cgi?id=1970930Issue Tracking, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220804-0003/Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=1970930Issue Tracking, Third Party Advisory
- https://security.netapp.com/advisory/ntap-20220804-0003/Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.